Regulating & monitoring national infrastructure

We regulate and monitor industries where there is limited competition to protect and strengthen market processes. Working with all stakeholders, we strive to ensure compliance, transparency and fair outcomes.

Do you run a small business? Do you work with or advise small businesses? Keep up with all the latest news and events relevant to the small business sector by signing up to the ACCC’s Small Business Information Network.

The cheapest and most expensive days to buy petrol can change from cycle to cycle in Sydney, Melbourne, Brisbane, Adelaide, and Perth. Use our petrol price cycle charts to help you decide when to buy petrol.